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EN 1.7375 Steel vs. EN 1.0402 Steel

Both EN 1.7375 steel and EN 1.0402 steel are iron alloys. They have a very high 97% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is EN 1.7375 steel and the bottom bar is EN 1.0402 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
130
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 20
24
Fatigue Strength, MPa 270
170
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 74
73
Shear Strength, MPa 380
290
Tensile Strength: Ultimate (UTS), MPa 620
460
Tensile Strength: Yield (Proof), MPa 400
240

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 460
400
Melting Completion (Liquidus), °C 1470
1460
Melting Onset (Solidus), °C 1430
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 39
50
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.6
7.1
Electrical Conductivity: Equal Weight (Specific), % IACS 8.7
8.2

Otherwise Unclassified Properties

Base Metal Price, % relative 3.9
2.1
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 1.8
1.4
Embodied Energy, MJ/kg 23
19
Embodied Water, L/kg 59
47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
94
Resilience: Unit (Modulus of Resilience), kJ/m3 420
150
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 22
16
Strength to Weight: Bending, points 20
17
Thermal Diffusivity, mm2/s 11
13
Thermal Shock Resistance, points 18
15

Alloy Composition

Aluminum (Al), % 0.010 to 0.040
0
Carbon (C), % 0.1 to 0.15
0.17 to 0.24
Chromium (Cr), % 2.0 to 2.5
0 to 0.4
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 94.5 to 96.7
97.7 to 99.43
Manganese (Mn), % 0.3 to 0.8
0.4 to 0.7
Molybdenum (Mo), % 0.9 to 1.1
0 to 0.1
Nickel (Ni), % 0 to 0.3
0 to 0.4
Nitrogen (N), % 0 to 0.012
0
Phosphorus (P), % 0 to 0.015
0 to 0.045
Silicon (Si), % 0 to 0.3
0 to 0.4
Sulfur (S), % 0 to 0.010
0 to 0.045